libstdc++-v3/testsuite/17_intro/headers/c++2011/linkage.cc

   1 // Copyright (C) 2016-2024 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-options "-std=gnu++11" }
  19 // { dg-do compile }
  20
  21 // libstdc++/69386
  22
  23 #include <bits/c++config.h>
  24
  25 extern "C"
  26 {
  27 #include <assert.h>
  28 // See below for <complex.h>
  29 #include <ctype.h>
  30 #include <errno.h>
  31 #ifdef _GLIBCXX_HAVE_FENV_H
  32 #include <fenv.h>
  33 #endif
  34 #include <float.h>
  35 #ifdef _GLIBCXX_HAVE_INTTYPES_H
  36 #include <inttypes.h>
  37 #endif
  38 #include <iso646.h>
  39 #include <limits.h>
  40 #include <locale.h>
  41 #include <math.h>
  42 #include <setjmp.h>
  43 #include <signal.h>
  44 #if _GLIBCXX_HAVE_STDALIGN_H
  45 #include <stdalign.h>
  46 #endif
  47 #include <stdarg.h>
  48 #ifdef _GLIBCXX_HAVE_STDBOOL_H
  49 #include <stdbool.h>
  50 #endif
  51 #include <stddef.h>
  52 #ifdef _GLIBCXX_HAVE_STDINT_H
  53 #include <stdint.h>
  54 #endif
  55 #include <stdio.h>
  56 #include <stdlib.h>
  57 #include <string.h>
  58 #ifdef _GLIBCXX_HAVE_TGMATH_H
  59 #include <tgmath.h>
  60 #endif
  61 #include <time.h>
  62 #if __has_include(<uchar.h>)
  63 #include <uchar.h>
  64 #endif
  65 #ifdef _GLIBCXX_HAVE_WCHAR_H
  66 #include <wchar.h>
  67 #endif
  68 #ifdef _GLIBCXX_HAVE_WCTYPE_H
  69 #include <wctype.h>
  70 #endif
  71
  72 // Include this last, because it adds extern "C++" and so hides problems in
  73 // other headers if included first (e.g. PR libstdc++/77814).
  74 #ifdef _GLIBCXX_HAVE_COMPLEX_H
  75 #include <complex.h>
  76 #endif
  77 }